package com.book.entity;




public class BookAndStudent extends BookAndStudentKey {


    public Book getBook() {
        return book;
    }

    public void setBook(Book book) {
        this.book = book;
    }

    private  Book book;
    private String  nowtime;

    private String  returntime;

    public String  getNowtime() {
        return nowtime;
    }

    public void setNowtime(String nowtime) {
        this.nowtime = nowtime;
    }

    public String  getReturntime() {
        return returntime;
    }

    public void setReturntime(String  returntime) {
        this.returntime = returntime;
    }
}